anal duct n.
One of the short ducts lined with columnar epithelium that extend from the anal valves to the anal sinus.
- Anal erotic
noun a person who experiences sexual gratification of the anal area
- Anal fin
the median, unpaired fin on the ventral margin between the anus and the caudal fin in fishes. Historical Examples anal fin resembling the second dorsal, greyish, with the margin dull-purple. Zoological Illustrations, Volume I William Swainson noun a median ventral unpaired fin, situated between the anus and the tail fin in fishes, that helps to […]
- Anal fissure
anal fissure anal fissure n. A crack or slit in the mucous membrane of the anus.
- Anal fistula
anal fistula anal fistula n. A fistula opening at or near the anus, usually into the rectum above the internal sphincter.